Home / 821,373.40-1,233,903.30-572,541.40

Finding the Fourth Proportional to 821,373.40, 1,233,903.30 and 572,541.40

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Solution

The fourth proportional to 821,373.40, 1,233,903.30 and 572,541.40 is: 860,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,373.40 : 1,233,903.30 = 572,541.40 : x
  2. Step 2: Convert to fraction form
    821,373.40/1,233,903.30 = 572,541.40/x
  3. Step 3: Cross multiply
    821,373.40x = 1,233,903.30 × 572,541.40
  4. Step 4: Simplify right side
    821,373.40x = 706,460,722,846.62
  5. Step 5: Solve for x
    x = 706,460,722,846.62/821,373.40
  6. Step 6: Final answer
    x = 860,096.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.